Confused about getchar() function

Question

I am confused about getchar()\'s role in the following code. I mean I know it\'s helping me see the output window which will only be closed when I press the En

Answer 1

I think what confuses you is that the Enter key is needed befor the program continues. By default, the terminal will buffer all information until Enter is pressed, before even sending it to the C program.

see discussion of Enter problem here